2F2F

Crystal structure of cytolethal distending toxin (CDT) from Actinobacillus actinomycetemcomitans

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, D	Cytolethal distending toxin A	polymer	222	24532.7	2	UniProt (O87120) Pfam (PF03498) In PDB	Aggregatibacter actinomycetemcomitans	CDT A
2	B, E	Cytolethal distending toxin B	polymer	283	31528.5	2	UniProt (Q7DK12) Pfam (PF03372) In PDB	Aggregatibacter actinomycetemcomitans	CDT B
3	C, F	cytolethal distending toxin C	polymer	186	20731.7	2	UniProt (Q7DK11) Pfam (PF03498) In PDB	Aggregatibacter actinomycetemcomitans	CDT C
4		water	water		18.0	272	Chemie (HOH)

Sequence modifications

B, E: 1 - 283 (UniProt: Q7DK12)

PDB	External Database	Details
His 281	Arg 281	see remark 999

C, F: 1 - 186 (UniProt: Q7DK11)

PDB	External Database	Details
Pro 172	Ser 172	see remark 999

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	153585.8
All*	Total formula weight	153585.8

*Water molecules are not included.